Guy Kawasaki is the chief evangelist of Canva, and used to work at Apple , he had a Keynote during the open of the #Inbound14 : “10 Marketing Lessons from Steve Jobs”, to me a very good template was this, the number 8 : Value ≠ Price and I think apply to all kind of the professionals fields.

Simon Sinek is an author best known for popularizing the concept of “the golden circle” and to “Start With Why”, and during his keynote emphasized about the role of the great leader (CEO ‘s , etc ), during his keynote was very encouraging and positive, which is very important in business and in real life too, and here his best quote : “Don’t Be Selfish”

Simon Sinek, Keynote Inbound 14

Is a compilation from from my view, I hope will be inspiring for you too!